Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rc5 win in 3 half-moves
2 Kd3 draw
3 Kd4 draw
4 Kd5 draw
5 Rd7 draw
6 Kb3 loss in 2 half-moves
7 Kb4 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kc3 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Kd6 loss in 1 half-moves
21 Kd7 loss in 1 half-moves
22 Kd8 loss in 1 half-moves